.sub-header{width:100%;height:1rem;background-color:#FFFFFF;display:flex;display:-webkit-flex;
align-items:center;-webkit-align-items:center;justify-content:center;-webkit-justify-content:center;position:fixed;
z-index:10;top:0;left:0;box-shadow:0 0px 10px #efefef;}
.sub-header .left-btn{display:flex;display:-webkit-flex;align-items:center;-webkit-align-items:center;
margin-left:0.2rem;position:absolute;left:0;top:50%;transform:translateY(-50%);font-weight:500;color:#333333;font-size:0.28rem;}
.sub-header .left-btn img{margin-right:0.12rem;width:0.24rem;}
.sub-header .back{width:.6rem;height:.6rem;background:url('../../assets/images/common/back.png') no-repeat;
background-position:center;background-size:100%;position:absolute;left:0;top:50%;transform:translateY(-50%);}
.sub-header .title{color:#262626;font-size:0.32rem;font-weight:500;}